In Slack, the settings dialog only offers a fixed selection of fonts. You can use any font you like using...
This decision tree describes how to use the alt attribute of the element in various situations. For some types of...
Rails wraps your parameters into an interface called StrongParameters. In most cases, your form submits your data in a nested...
Elements can be hidden and shown by toggling the display property. However, this is not animatable, so we often turn...
The new params.expect method in Rails 8 improves parameter filtering, addressing issues with malformed input and enhancing security. It provides...
Bundler allows you to specify the name of the Gemfile you want to bundle with the BUNDLE_GEMFILE environment variable...
Also see the list of IRB commands. Switching the context Changes the "default receiver" of expressions. Can be used to...
Your package-lock.json should always match and resolve all packages from your package.json. Coming from Yarn, I was looking for an...
In development, we store files using ActiveStorage's disk service. This means that stored files are served by your Rails...
tl;dr When a cookie includes an Expires attribute or an HTTP response includes caching headers like Expires or Cache...
When setting up cronjobs, commands somtimes output something every time. If these commands don't support limiting their output to...
Some key highlights and points from the linked article TestProf II: Factory therapy for your Ruby tests. The Problem with...
Text fragments allow linking directly to a specific portion of text in a web document, without requiring the author to...
When Ruby objects are inspected in any modern IRB, some objects (like ActiveRecord instances) are rendered with neat colors and...
Capistrano 3 has a doctor task that will print information about Environment: Ruby, Rubygems and Bundler versions List of Capistrano...
Rails' fragment caching caches subtrees of an HTML document tree. While constructing that tree though, it can be really hard...
YJIT is Ruby's default just-in-time compiler. It is considered production-ready since Ruby 3.2 (source).
Git has the concept of hooks: bash scripts that are invoked at certain points in the Git lifecycle. One handy...
The general purpose T instance types are a good starting point. But depending on the CPU utilization of your workload...
A lesser known fact about PG enums is that they are ordered. This can be really handy when values have...
We recently migrated a Rails application from yarn to npm. We decided to go this step instead of upgrading to...
Zeitwerk is the new autoloader of Rails. It is mandatory starting with Rails 7.0. Sometimes, a model needs to know...
Canonical does not ship Ubuntu 24.04+ Vagrant images due to HashiCorps switch to the Business Source License (BSL). There is...
I noticed that tig 2.5.1 that is provided by Ubuntu 22.04 repositories has inferior bash completion than older versions after...